09404750 is referenced by 73 patents and cites 15 patents.

Embodiments include one or more high altitude, long endurance (HALE) unmanned aircraft (110) capable of persistent station-keeping having one or more electromagnetic (IR/Visual/RF) sensor elements or suites (112, 337) for purposes of survey and/or signal gathering. Embodiments include one or more high altitude, long endurance (HALE) unmanned aircraft (110) capable of persistent station-keeping having a directable laser (331). Embodiments include a group of four or more high altitude, long endurance (HALE) unmanned aircraft (611-614) configured as GPS repeaters.

Title
High altitude, long endurance, unmanned aircraft and methods of operation thereof
Application Number
13/525045
Publication Number
9404750 (B2)
Application Date
June 15, 2012
Publication Date
August 2, 2016
Inventor
Edward Oscar Rios
Colorado Springs
CO, US
Agent
Eric Aagaard
Brooks Acordia IP Law P C
Assignee
AEROVIRONMENT
CA, US
IPC
G05D 1/00
B64C 39/02
B64D 43/00
G01S 19/21
G01S 19/11
G01C 21/00
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